* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
header {
  height: 40px;
  line-height: 40px;
  background-color: #3a6;
  text-align: center;
  color: #fff;
}
form,
section {
  margin: 10px;
}
input {
  outline: none;
  width: 100%;
  height: 40px;
  border: 1px solid #3a6;
  margin: 5px 0;
  padding-left: 10px;
  font-size: 14px;
  border-radius: 5px;
}
input:focus {
  box-shadow: 0 0 5px #6fd49a inset;
}
button {
  width: 100%;
  height: 40px;
  border: none;
  background-color: #3a6;
  border-radius: 10px;
  color: #fff;
  font-size: 14px;
  outline: none;
}
section {
  border: 1px solid #3a6;
  border-radius: 5px;
  font-size: 14px;
}
dt {
  float: left;
  margin-left: 10px;
}
dd {
  float: right;
  margin-right: 10px;
}
.clear {
  clear: both;
}
.text-red {
  color: #f00;
}
.text-red dd:before {
  content: '- ';
}
.hr {
  border-bottom: 1px solid #3a6;
  position: relative;
  top: 5px;
}
